Digital adjustment of sttch length, easy to use The stepper motor controls the needle distance, accurate to 0.1mm, and the needle distance adjustment function can be locked according to the needs of the factory to awoid random adjustment of the needle distance .Stepped thread trimming. reverse sewing. presser foot lift ultra-quiet It replaces the electromagnets for thread trimming. reverse sewing and presser foot lit the motor is more durable, the sound is lighter, and the reverse sewing overlap is more accurate, the height of the presser foot can be adjusted, and the stability is stronger. Close seam function (the thread ends are not scattered)Turn on the dense stitching function, so that one stitch of dense stitching (or more stitches of dense stitching) is added before thread trimming, so that the thread ends left on the cloth after thread trimming are not sattred.Double knife thread trimmer (short thread end) The double knife thread trimming optimies the cutter mechanism, and the length of the thread left on the cloth after thread trimming is less than 3.5mm.Pattem seam (to meet dfferent needs) Stepper motor control, can be set by yourself to produce 1-9 ptterns of siches. Sealed oil panThe use of al-inclusive sealed oil pan makes the process of sewing fabrics cleaner and pllution-free.Optional touch screen.